Locality	Layer
	Algeria, Ahnet, Anou-Tirechoumine	Shale of Tirechoumine, up.part
	Belgium, Liège, Visé	Calcaire de Visé (assise VI de Koninck)
	Great Britain, England,Yorkshire, Bolland, Black Hall	B2 - P1a
	Great Britain, England,Yorkshire, Bolland, Black Hall	P1a
	Great Britain, England,Yorkshire, Bolland	P1a
	Great Britain, England,Yorkshire, Flasby, calton Gill	B2
	Ireland, Cork Co., Blackrock	B2 - P1a
	Ireland, Cork Co., Old Head of Kinsale	B2 - P1a
	Kazakhstan, South Urals, Aktyubinskaya Obl.,Aqtöbe, Dombarskie Hills	sample 5
	Morocco, Tafilalt, Derkaoua, 12 km S of	Schistes et calcaires de Djerada
	Morocco, Tafilalt, Jebel Begaa E of Taouz	Schistes et calcaires de Djerada